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we can handle one layer of pointers!

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This commit is contained in:
Pat Hickey
2020-01-24 18:08:37 -08:00
parent e789033651
commit 020778b7da
9 changed files with 155 additions and 86 deletions
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25
src/lib.rs
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@@ -12,8 +12,29 @@ pub mod test {
println!("BAR: {} {}", an_int, an_float);
Ok(())
}
fn baz(&mut self, excuse: types::Excuse) -> Result<(), types::Errno> {
println!("BAZ: {:?}", excuse);
fn baz(
&mut self,
excuse: types::Excuse,
a_better_excuse_by_reference: ::memory::GuestPtrMut<types::Excuse>,
a_lamer_excuse_by_reference: ::memory::GuestPtr<types::Excuse>,
) -> Result<(), types::Errno> {
use memory::GuestTypeCopy;
let a_better_excuse =
types::Excuse::read_val(&a_better_excuse_by_reference).map_err(|val_err| {
eprintln!("a_better_excuse_by_reference value error: {:?}", val_err);
types::Errno::InvalidArg
})?;
let a_lamer_excuse =
types::Excuse::read_val(&a_lamer_excuse_by_reference).map_err(|val_err| {
eprintln!("a_lamer_excuse_by_reference value error: {:?}", val_err);
types::Errno::InvalidArg
})?;
types::Excuse::write_val(a_lamer_excuse, &a_better_excuse_by_reference);
println!(
"BAZ: {:?} {:?} {:?}",
excuse, a_better_excuse, a_lamer_excuse
);
Ok(())
}
}